Home / 197,461.22-272,213.06-140,774.18

Finding the Fourth Proportional to 197,461.22, 272,213.06 and 140,774.18

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Solution

The fourth proportional to 197,461.22, 272,213.06 and 140,774.18 is: 194,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,461.22 : 272,213.06 = 140,774.18 : x
  2. Step 2: Convert to fraction form
    197,461.22/272,213.06 = 140,774.18/x
  3. Step 3: Cross multiply
    197,461.22x = 272,213.06 × 140,774.18
  4. Step 4: Simplify right side
    197,461.22x = 38,320,570,306.79
  5. Step 5: Solve for x
    x = 38,320,570,306.79/197,461.22
  6. Step 6: Final answer
    x = 194,066.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.